【since的用法】for和since的用法

发布时间：2021-04-05 06:13:19

for和since的用法 英语

网友回答

【答案】 for +一段时间
　　since +句子
　　since +一段时间+ ago
　　since +时间点
　　例如 he has been dead for three years
　　he has been dead since three years ago
　　He has studied English since 2003
　　He has studied English since he was ten years old
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